While searching for an answer to the question - How to open the PMN file? - you probably found websites, which offer software that was able to open any file extension. Do not be fooled, there is no one program that will allow you to work with any file extension, including the PMN file. Each program contains a different type of data and you need specialized software to properly work with the PMN file. Here is a list of programs that are designed to work with the PMN file - remember, these applications are able to open at most a few file extensions, they are designed to work with a specific data type.
| File type | Pegasus Mail Annotation |
| Developer | David Harris |
| Popularity | |
| Share |
If after installing the program from a list, you still cannot open a file with the PMN extension, the reason may be that the file is damaged. The solution may be to find a new copy of the PMN file you want to open
In this case, the easiest way is to use the tool built into the operating system for association of the PMN file with applications to support it. Double click on the file you cannot open - the operating system will display a list of programs that are likely to work with your PMN file. Choose one of them, or select the location on a disk where you installed one of the applications from our list. Windows should then open the PMN file using the program installed earlier.
Entries containing links of the PMN file extensions with applications is located in the HKEY_CLASSES_ROOT. If you do not know how to get to the Windows Registry, or how to make changes in it, ask a specialist for help. Lack of knowledge on the subject may cause irreversible changes on your computer.
There may be a situation when a computer virus passes itself off as the PMN file. In this case, such a file will definitely not be opened. Download a good antivirus program and scan the PMN file mentioned. If the antivirus application detects malicious data, it may signify that the PMN file is infected.
| PM2 | Pegasus Mail Uid Information |
| PMF | ESRI Map Format |
| PMG | Adobe Pagemaker Group Format |
| PMW | PlanMaker 97 Spreadsheet |
| PMO | Pegasus Mail Saved Message Format |
| PM1 | Pegasus Mail Secondary Address Book Index |
| PMATRIX | Priority Matrix Project Format |
| PMV | PlanMaker Spreadsheet Template Format |
| PMJ | Pegasus Mail WinPMail State Format |
| PMR | Microsoft Windows Performance Monitor Report |
